Ocassional NPE in dockerfilesystem

[hurricup]

This is a second report from 241, first one was from 201

https://camelcade.myjetbrains.com/youtrack/issue/CAMELCADE-19145/java.lang.IllegalArgumentException-Argument-for-NotNull-parameter-path-of-co

java.lang.IllegalArgumentException: Argument for @NotNull parameter 'path' of com/perl5/lang/perl/idea/sdk/host/docker/PerlDockerFileSystem.listFiles must not be null
	at com.perl5.lang.perl.idea.sdk.host.docker.PerlDockerFileSystem.$$$reportNull$$$0(PerlDockerFileSystem.java)
	at com.perl5.lang.perl.idea.sdk.host.docker.PerlDockerFileSystem.listFiles(PerlDockerFileSystem.java)
	at com.perl5.lang.perl.idea.sdk.host.docker.PerlDockerFileSystem.lambda$findFileByPath$0(PerlDockerFileSystem.java:59)
	at java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1708)
	at com.perl5.lang.perl.idea.sdk.host.docker.PerlDockerFileSystem.findFileByPath(PerlDockerFileSystem.java:53)
	at com.perl5.lang.perl.idea.sdk.host.PerlHostVirtualFileSystem.findFileByPath(PerlHostVirtualFileSystem.java:40)
	at com.perl5.lang.perl.idea.sdk.host.PerlHostHandler.chooseFileInteractively(PerlHostHandler.java:147)
	at com.perl5.lang.perl.idea.sdk.host.PerlHostHandler.chooseFileInteractively(PerlHostHandler.java:92)
	at com.perl5.lang.perl.idea.sdk.versionManager.system.PerlSystemHandler.createSdkInteractively(PerlSystemHandler.java:66)
	at com.perl5.lang.perl.idea.configuration.settings.sdk.Perl5SdkConfigurable$2$1.run(Perl5SdkConfigurable.java:132)
	at com.intellij.openapi.progress.impl.CoreProgressManager.startTask(CoreProgressManager.java:477)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.startTask(ProgressManagerImpl.java:133)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcessWithProgressSynchronously$9(CoreProgressManager.java:567)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$new$0(ProgressRunner.java:86)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$submit$4(ProgressRunner.java:250)
	at com.intellij.openapi.progress.ProgressManager.lambda$runProcess$0(ProgressManager.java:100)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$1(CoreProgressManager.java:221)
	at com.intellij.platform.diagnostic.telemetry.helpers.TraceKt.use(trace.kt:46)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:220)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$executeProcessUnderProgress$13(CoreProgressManager.java:660)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:735)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computeUnderProgress(CoreProgressManager.java:691)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:659)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:79)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:202)
	at com.intellij.openapi.progress.ProgressManager.runProcess(ProgressManager.java:100)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$submit$5(ProgressRunner.java:250)
	at com.intellij.openapi.progress.impl.ProgressRunner$ProgressRunnable.run(ProgressRunner.java:500)
	at com.intellij.util.concurrency.ChildContext$runAsCoroutine$1.invoke(propagation.kt:81)
	at com.intellij.util.concurrency.ChildContext$runAsCoroutine$1.invoke(propagation.kt:81)
	at com.intellij.util.concurrency.ChildContext.runAsCoroutine(propagation.kt:86)
	at com.intellij.util.concurrency.ChildContext.runAsCoroutine(propagation.kt:81)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$launchTask$18(ProgressRunner.java:466)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:702)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:699)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1.run(Executors.java:699)
	at java.base/java.lang.Thread.run(Thread.java:840)